Tag: polystyrene

Styrofoam is actually a genericized brand name for the actual material called polystyrene. Polystyrene containers do have a #6 recycle symbol in it, but very few recycling centers accept it.

What are packing peanuts made of?

Polystyrene-based packing peanuts were invented in 1965 and have been used ever since…and can be used over and over again.  Packing peanuts were originally made of foam, but since the 1990s there have been more “green” ingredients used such as corn or grain sorghum.